PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1904Pin,straight,headed

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · NSN 5315-00-252-6003 · FSC 5315 · No Item Name Available
Verified by PartsTable
NSN 5315-00-252-6003 — this item is cataloged by the U.S. Government under National Stock Number 5315-00-252-6003. Primary manufacturer part number: 1904.
Features
  • Pin,straight,headed — FSC 5315
  • Diameter: 0.373 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN
  • Under Head Length: 1.563 INCHES NOMINAL IN
  • Pin Chamfer Angle: 45.0 DEGREES NOMINAL
  • Material: STEEL OVERALL
  • Chamfer Length: 0.031 INCHES NOMINAL IN
  • Hole Arrangement Style: ONE END DRILLED
  • Features Provided: CASEHARDENED
Applications
  • Applications requiring Steel Overall construction
General Description

The Pin,straight,headed, cataloged under National Stock Number 5315-00-252-6003, is classified within Federal Supply Class 5315 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5315-00-252-6003
Primary Part Number1904
Item NamePin,straight,headed
FSC / FSG5315 / 53 — No Item Name Available
ManufacturerTwin Disc, Incorporated Dba Twin Disc Mid-Atlantic
StatusACTIVE
Diameter0.373 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN
Under Head Length1.563 INCHES NOMINAL IN
Pin Chamfer Angle45.0 DEGREES NOMINAL
MaterialSTEEL OVERALL
Chamfer Length0.031 INCHES NOMINAL IN
Hole Arrangement StyleONE END DRILLED
Features ProvidedCASEHARDENED
Head StyleFLAT
First Hole Diameter0.111 INCHES NOMINAL IN
Height0.125 INCHES NOMINAL IN
Hardness Rating58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
Distance From Centerline of Hole to End of Pin0.109 INCHES NOMINAL IN
Pin Head Diameter0.500 INCHES NOMINAL IN
Style DesignatorSTRAIGHT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5940-00-050-2308 INTERCHANGEABLE
Terminal,lug
5340-00-085-3166CF125 INTERCHANGEABLE
Strap,retaining
Egs Electrical Group Appleton Div
5310-00-187-859573A4 INTERCHANGEABLE
Washer,lock
Philips North America Llc Dba Philips Healthcare
5310-00-187-8609 INTERCHANGEABLE
Washer,lock
5930-00-356-8129 INTERCHANGEABLE
Switch,push
4320-00-359-92691904 INTERCHANGEABLE
Impeller,pump,centrifugal
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
3110-00-406-606768-423508 INTERCHANGEABLE
Bearing,ball,annular
Fag Bearings Corporation
3130-00-441-75881904 INTERCHANGEABLE
Cap,pillow Block
Alamo Aircraft, Ltd.
2520-00-654-82271904 INTERCHANGEABLE
Power Takeoff,transmission
Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products
5120-01-144-5327ANS1904A INTERCHANGEABLE
Socket,socket Wrench
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
Cross-Reference Index
Part NumberManufacturer
1904 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
Related Parts
5940-00-050-2308INTERCHANGEABLE
TERMINAL,LUG
5340-00-085-3166INTERCHANGEABLE
STRAP,RETAINING
CF125
5310-00-187-8595INTERCHANGEABLE
WASHER,LOCK
73A4
5310-00-187-8609INTERCHANGEABLE
WASHER,LOCK
5930-00-356-8129INTERCHANGEABLE
SWITCH,PUSH
4320-00-359-9269INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
1904
3110-00-406-6067INTERCHANGEABLE
BEARING,BALL,ANNULAR
68-423508
3130-00-441-7588INTERCHANGEABLE
CAP,PILLOW BLOCK
1904
2520-00-654-8227INTERCHANGEABLE
POWER TAKEOFF,TRANSMISSION
1904
5120-01-144-5327INTERCHANGEABLE
SOCKET,SOCKET WRENCH
ANS1904A
8415-01-170-5076INTERCHANGEABLE
VEST,COOLING
1904
5950-01-186-0193INTERCHANGEABLE
REACTOR
1904

Frequently Asked Questions

What is NSN 5315-00-252-6003?

NSN 5315-00-252-6003 is a Pin,straight,headed, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 5315 (No Item Name Available). Status: active.

What are the part numbers for NSN 5315-00-252-6003?

NSN 5315-00-252-6003 has 1 cross-referenced part number: 1904 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).

What NSN replaces 5315-00-252-6003?

There are 12 known substitutes for 5315-00-252-6003: 5940-00-050-2308, 5340-00-085-3166, 5310-00-187-8595 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1904?

Key specifications for 1904: Diameter: 0.373 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN; Under Head Length: 1.563 INCHES NOMINAL IN; Pin Chamfer Angle: 45.0 DEGREES NOMINAL; Material: STEEL OVERALL. 14 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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