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Technical Data Sheet
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71177 — HOUSING ASSEMBLY,EN

✓ Government record, cited
Hama · NUT WASHER
PRODUCT OVERVIEW

71177: HOUSING ASSEMBLY,EN.

- Standard filter for colour photos in the open air - Removes haze e.g. in case of shots at the sea or in high mountain regions - Avoids blue cast - Blocks ultraviolet rays up to 365 nm - Mired value +10 - At the same time protection of the lens against scratches, dust and finger-marks - Normal coating: one layer on each side - Quality standard (glass): ProClass ***** - Impact of picture: - Pleasant, high-contrast colours with warmer character, specially for landscape and town shots - Horizon and subjects which are farer away are sharp and clear This part is cataloged in the U.S. Government catalog under NSN 5315-00-854-0759, indicating validated use in U.S.

government and defense logistics supply chains.

WHERE IT FITS
71177
NSN: 5315-00-854-0759
NIINs: 008540759, 011047173, 012829329
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 95097 — LITTLE GIANT CRANE AND SHOVEL INC (USA)
SPECIFICATIONS
height0.120 INCHES NOMINAL IN
diameter0.187 INCHES NOMINAL IN
materialSTEEL COMP 1213 OR STEEL COMP 1113 OVERALL
head_styleFLAT CHAMFER
undercut_width0.030 INCHES NOMINAL IN
first_end_styleSQUARE
effective_length0.750 INCHES NOMINAL IN
style_designatorGROOVE
pin_head_diameter0.281 INCHES NOMINAL IN
under_head_length1.080 INCHES NOMINAL IN
undercut_diameter0.138 INCHES NOMINAL IN
NSN5315-00-854-0759
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 71177 · Hama ⚠ 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
KEY FEATURES
•
UNDERCUT WIDTH: 0.030 INCHES NOMINAL IN
•
UNDERCUT DIAMETER: 0.138 INCHES NOMINAL IN
•
UNDER HEAD LENGTH: 1.080 INCHES NOMINAL IN
•
FIRST END STYLE: SQUARE
•
STYLE DESIGNATOR: GROOVE
•
PIN HEAD DIAMETER: 0.281 INCHES NOMINAL IN
•
DIAMETER: 0.187 INCHES NOMINAL IN
•
EFFECTIVE LENGTH: 0.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
UNDERCUT WIDTH0.030 INCHES NOMINAL IN
UNDERCUT DIAMETER0.138 INCHES NOMINAL IN
UNDER HEAD LENGTH1.080 INCHES NOMINAL IN
FIRST END STYLESQUARE
STYLE DESIGNATORGROOVE
PIN HEAD DIAMETER0.281 INCHES NOMINAL IN
DIAMETER0.187 INCHES NOMINAL IN
EFFECTIVE LENGTH0.750 INCHES NOMINAL IN
HEAD STYLEFLAT CHAMFER
HEIGHT0.120 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
1942253Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 71177?
71177 is a HOUSING ASSEMBLY,EN manufactured by Hama.
What parts can replace 71177?
There is 1 known substitute for 71177: 1942253. Substitute compatibility should be verified for your specific system.
What is the NSN for 71177?
71177 is cataloged in the U.S. Government catalog under NSN 5315-00-854-0759. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.