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FFW84 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

FFW84: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include head_style: ROUND, head_height: 0.107 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM IN, hole_diameter: 0.377 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN, thread_length: 0.282 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-003-4094, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
FFW84
NSN: 5310-00-003-4094
NIINs: 000034094, 000045033, 000045034, 000062396, 000114646, 000114649, 000116121, 000116124, 000120214, 000120381, 000121637, 000131074, 000131101, 000187123, 000221177, 000321973, 000426758, 000429067, 000431680, 000431754, 000435862, 000453296, 000455001, 000526454, 000562735, 000582949, 000609435, 000621889, 000814484, 000814486, 000814488, 000814489, 000814492, 000814493, 001156093, 001265156, 001436272, 001636567, 001670659, 001670671, 001670680, 001670692, 001771301, 001848977, 001867499, 001872425, 001872428, 001872429, 001872430, 001947344, 001983724, 002090769, 002090965, 002091224, 002091887, 002092826, 002094391, 002096069, 002240746, 002240747, 002240748, 002240749, 002328194, 002376484, 002434764, 002617340, 002617410, 002623474, 002640159, 002717454, 002748702, 002748707, 002748708, 002748715, 002754192, 002754291, 002759266, 002855282, 002979042, 002986501, 002986502, 003289163, 004024208, 004024209, 004081808, 004085933, 004104297, 004104299, 004104301, 004152115, 004190766, 004347171, 004426911, 004426913, 004458848, 004508916, 004540351, 004552672, 004552735, 004590875, 004620939, 004957604, 005148948, 005159953, 005159957, 005159962, 005309698, 005432410, 005496790, 005501676, 005501680, 005767612, 005775354, 005847888, 005847889, 005847890, 005957203, 005968737, 005969441, 006070241, 006162200, 006379541, 006392089, 006419297, 006559370, 006560367, 006805661, 006806823, 007208395, 007225621, 007268934, 007322698, 007542005, 007893267, 007893268, 007893269, 008030581, 008093365, 008501611, 008590707, 008694199, 008699576, 008839385, 008839417, 008999486, 009041243, 009041244, 009052427, 009147281, 009148728, 009265870, 009265874, 009265875, 009265880, 009265881, 009265883, 009265888, 009265889, 009338118, 009338121, 009338122, 009338778, 009353738, 009370453, 009594679, 009671248, 009738786, 009746642, 009847042, 010049012, 010054035, 010082896, 010131134, 010169348, 010205947, 010219192, 010273100, 010298940, 010338615, 010386432, 010427578, 010442295, 010482639, 010573769, 010612998, 010686361, 010778671, 010844737, 010861123, 010881999, 010886861, 011087550, 011087552, 011087553, 011116718, 011127943, 011127944, 011200884, 011247717, 011251228, 011251229, 011345805, 011353559, 011364492, 011610359, 011623995, 011802559, 011937654, 011939729, 011971391, 011971392, 012002096, 012107452, 012161374, 012165697, 012167390, 012174645, 012280597, 012361717, 012381520, 012383206, 012584635, 012668590, 012668591, 012668592, 012716479, 012736264, 012760881, 012760882, 012813845, 012834240, 012850222, 013171816, 013860475, 013990159, 014196057, 014650798, 014650805, 014763468
FSC: 5310 — Nuts and Washers
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
head_styleROUND
head_height0.107 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.287 INCHES MINIMUM AND 0.309 INCHES MAXIMUM IN
hole_diameter0.377 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
thread_length0.282 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN
heat_treatmentQUENCHED AND TEMPERED
overall_height0.035 INCHES NOMINAL IN
fastener_length0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
hardness_rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
washer_quantity1
outside_diameter0.680 INCHES MAXIMUM IN
NSN5310-00-003-4094
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: FFW84 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES 8
09169665Reference document
Same NSN cross-reference
Reference document — Secondary reference
Y42Reference document
Same NSN cross-reference
Reference document — Secondary reference
2HA519Reference document
Same NSN cross-reference
Reference document — Secondary reference
5310PL0709438Reference document
Same NSN cross-reference
Reference document — Informative reference only
2AW474Reference document
Same NSN cross-reference
Reference document — Secondary reference
10505769Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is FFW84?
FFW84 is a WASHER,LOCK.
What parts can replace FFW84?
There are 8 known substitutes for FFW84: 09169665, Y42, 2HA519 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FFW84?
FFW84 is cataloged in the U.S. Government catalog under NSN 5310-00-003-4094. This indicates validated use in U.S. government and defense supply chains.
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